North Star 157117 Owner's Manual page 21

Attach garden Acquire a suitable garden hose and attach to the water supply.
hose to water
supply 1. Acquire a suitable garden hose:
2. Attach garden hose to water supply.
Check water Check adequacy of water supply. Water supply should be standard tap water.
supply
1. Make sure the water supply is clean. Debris can cause excess pump wear and
2. Make sure the water supply is steady and capable of flowing at a rate 20% over the
Attach garden Attach garden hose to garden hose inlet.
hose to garden
hose inlet 1.
2.
Attach the high-pressure hose to the pressure washer's high-pressure outlet.
Attach high
pressure hose
1.
2.
Operation
a. The water supply garden hose must have an inside diameter of at least 5/8". If
the hose is more than 100 ft. long, the diameter must be at least 3/4".
b. Always use a flexible rubber hose for your water supply. Do not use rigid
piping.
c. The use of a backflow preventer on the supply hose is recommended and may
be required by local code.
reduce performance.
rated flow of your pump. An insufficient water supply will damage your pump. Use
a stopwatch to time how long it takes to fill a 5-gallon bucket with your garden
hose. It should take less than 100 seconds.
See "Component Identification" section of this manual for location of garden hose
water inlet.
Confirm rubber washer and inlet screen are in the garden hose inlet before attaching
the garden hose.
WARNING:
NEVER operate this pump with components (such as hose, connections, and
spray gun) rated for lower pressure and/or temperature limits than the
machine's maximum rated pressure and temperature, or component could
rupture and cause serious personal injury from escaping high pressure fluids.
See "Component Identification" section of this manual for location of the pressure
washer's high-pressure outlet.
Your pressure washer hose is equipped with quick couplers. Simply pull the collar
back and push the coupler onto the water outlet nipple. (Fig. 8a). The collar should
slide over the ball bearings.
Coupler
High Pressure Output
Collar
21
Fig. 8a